On where mitochondria or chloroplast?
Chewing a saltine cracker is a physical change
Answer:
2, 3 and 4 only.
Explanation:
Mutations refer to change in genetic content or alterations of DNA which might be as a result when the DNA is copied or due to environmental factors like Ultraviolet radiation.
Majority of mutations have neither positive or negative effects on organisms the occur and they are called neutral mutations.
An example is silent points mutations which does not alter the amino acids it's encode.
Some Mutations have positive effects and some have negative effects which cause genetic disorder.
<span>Food chains and webs not only describe the order in which organisms are eaten, but they also describe the flow of energy in an ecosystem ...
Hope it heps !!!</span>
I’d talk about how enzymes have that induced fit model. A substrate is unique to that specific enzyme. The substrate binds to the enzymes active site (or sometimes allosteric site) which in turn alters the conformation or shape of that particular enzyme